Superpowers of the Orion Arm

Since the exodus from Earth, the vast majority of humanity has been divided between four great superpowers. These nations have expanded across dozens of systems and hundreds of worlds and now posses nearly limitless economic and military power. Even combined, the remaining states of the Orion Arm cannot hope to match the potential of any of the superpowers and the only threat to their continued hegemony is limited to each other.